Find the prime factorization of number 490.
Answer
The prime factorization of 490 is:
$$ 490 = 2\cdot5\cdot7\cdot7 $$Which is the same as :
$$ 490 = 2\cdot5\cdot7^{2} $$Explanation
Prime factorization can be nicely visualized by creating a factorization tree.
| 490 can be written as 10 × 49. |
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| 10 can be written as 2 × 5. |
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| 49 can be written as 7 × 7. |
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| The end nodes are the prime factors of the number 490. |
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